goto-line.h

#include <fstream>
#include <limits>

std::ifstream &GotoLine(std::ifstream &file, unsigned int num)
{
    file.seekg(std::ios::beg);
    for (int i = 0; i < num - 1; ++i)
    {
        file.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
    }
    return file;
}